Links for Adopted Subcode
For International one and two family dwelling code 2021:
https://codes.iccsafe.org/content/IRC2021P2
For International building code 2021:
https://codes.iccsafe.org/content/IBC2021P2
For International mechanical code 2021:
https://codes.iccsafe.org/content/IMC2021P2
For the International fuel gas code 2021:
https://codes.iccsafe.org/content/IRC2021P2
For the National standard plumbing code 2021
http://www.phccweb.org/Tools/content.cfm?ItemNumber=12450&RDtoken=11837&userID=50621&ewebToken={token}&Site=PHCC
For the International energy conservation code 2021 for low rise residential for all other buildings use the ASHRAE standard 90.1 2013.
https://codes.iccsafe.org/content/IECC2021P2
For energy code documentation also see:
http://www.nj.gov/dca/divisions/codes/publications/pdf_bulletins/b.15_4.pdf
For the barrier free requirements see chapter 11 of the IBC 2021 listed above, for the technical standards:
https://codes.iccsafe.org/content/IBC2021P1/chapter-11-accessibility
For the 2021 National electric code see:
http://www.nfpa.org/codes-and-standards/resources/free-access
For the Rehabilitation subcode which applies to all work in existing buildings see:
http://www.nj.gov/dca/divisions/codes/codreg/pdf_regs/njac_5_23_6.pdf